After recording a record high average diesel price of $3.444 per gallon on Nov. 26, the Department of Energy has recorded four weeks of decreases. On-highway diesel prices averaged $3.309 per gallon for the week ending Monday, Dec. 17, according to the department.
The average price, however, was still 70.3 cents per gallon higher than it was one year ago according to the DOE’s Energy Information Administration.
The national average price for ultra-low sulfur diesel was $3.325 following a decrease of 2 cents, while remaining low-sulfur diesel supplies averaged $3.211 per gallon following a decrease of eight-tenths of a cent.
The Rocky Mountain region saw a significant decrease of 7.8 cents per gallon as the average price for ULSD fell from $3.403 to $3.325.
California ULSD averaged $3.426, down 2.9 cents from $3.455 per gallon, while the average price in the West Coast region decreased 2.6 cents from $3.451 to $3.425.
In the Gulf Coast region ULSD averaged $3.248 per gallon, down 2 cents.
The Midwest region averaged $3.292 per gallon for ULSD, a decrease of 1.4 cents per gallon.
The Lower Atlantic region averaged $3.295 per gallon for ULSD, a decrease of 2.1 cents.
In the Central Atlantic region, ULSD averaged $3.514 per gallon following an increase in price by one-tenth of a cent.
ULSD in the New England region averaged $3.387 per gallon, 1.1 cents higher than the previous week.
The East Coast region averaged $3.387 for ULSD following a 1.1-cent increase for the week.